Portable electronic device



FIG. 1 is a perspective view of a portable electronic device showing our new design;

FIG. 2 is a rear elevation view thereof;

FIG. 3 is a front elevation view thereof;

FIG. 4 is a side elevation view thereof, the opposite side being a mirror image;

FIG. 5 is a top plan view thereof; and,

FIG. 6 is a bottom plan view thereof.

The broken lines immediately adjacent to the shaded areas represent bounds of the claimed design, while all other broken lines depict environment; the broken lines form no part of the claimed design. 

CLAIM The ornamental design for a portable electronic device, as shown and described. 